Age structure:
0-14 years: 24.2% (male 7,955,597; female 7,604,652)
15-64 years: 68.8% (male 21,819,445; female 22,362,085)
65 years and over: 7% (male 2,081,768; female 2,441,729) (2003 est.)
Median age:
total: 30.1 years
male: 29.4 years
female: 30.8 years (2002)
Population growth rate:
0.95% (2003 est.)
Birth rate:
16.37 births/1,000 population (2003 est.)
Death rate:
6.86 deaths/1,000 population (2003 est.)
Net migration rate:
0 migrant(s)/1,000 population (2003 est.)
Sex ratio:
at birth: 1.05 male(s)/female
under 15 years: 1.05 male(s)/female
15-64 years: 0.98 male(s)/female
65 years and over: 0.85 male(s)/female
total population: 0.98 male(s)/female (2003 est.)
Infant mortality rate:
total: 21.83 deaths/1,000 live births
female: 20.41 deaths/1,000 live births (2003 est.)
male: 23.17 deaths/1,000 live births
Life expectancy at birth:
total population: 71.24 years
male: 69.07 years
female: 73.53 years (2003 est.)
Total fertility rate:
1.91 children born/woman (2003 est.)